Question: (3 points) a) Define f : R {2} R by f(z) = (f;) Show that f is one-to-one. Note that you must write out your

(3 points) a) Define f : R {2} R by f(z) = (f;) Show that f is one-to-one. Note that you must write out your proof in proper farmat for full marks. (2 points) b) Define g : R (3, 00) by g(x) = 5" + 3. Is g is onto? Give a proof if it is onto, and explain otherwise why if it is not

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